| Vendor | Spec | Unit | Price | Currency | Date |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1352.72 | USD | 20251016 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1352.21 | USD | 20251015 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1352.21 | USD | 20251015 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1267.69 | USD | 20251015 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1309.95 | USD | 20251015 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1309.47 | USD | 20251014 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1267.23 | USD | 20251014 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1351.71 | USD | 20251014 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1351.71 | USD | 20251014 |
| Jinan Aochen Chemical Co., Ltd. | China national standards | MT | 1267.48 | USD | 20251013 |